From: Andi Kleen <ak@muc.de>
To: Gerrit Huizenga <gh@us.ibm.com>
Cc: akpm@digeo.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2.5.43-mm2] New shared page table patch
Date: 23 Oct 2002 05:03:38 +0200 [thread overview]
Message-ID: <m3fzuxq2k5.fsf@averell.firstfloor.org> (raw)
In-Reply-To: <E1844MH-00027H-00@w-gerrit2>
Gerrit Huizenga <gh@us.ibm.com> writes:
> If the shared pte patch had mmap support, then all shared libraries
> would benefit. Might need to align them to 4 MB boundaries for best
> results, which would also be easy for libraries with unspecified
> attach addresses (e.g. most shared libraries).
But only if the shared libraries are a multiple of 2/4MB, otherwise you'll
waste memory. Or do you propose to link multiple mmap'ed libraries together
into the same page ?
But I agree it would be nice to have a chattr for files that tells
mmap() to use large pages for them.
-Andi
next prev parent reply other threads:[~2002-10-23 2:57 UTC|newest]
Thread overview: 92+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-10-18 23:06 [PATCH 2.5.43-mm2] New shared page table patch Dave McCracken
2002-10-19 1:32 ` Ed Tomlinson
2002-10-19 1:32 ` Ed Tomlinson
2002-10-19 19:17 ` Bill Davidsen
2002-10-19 19:36 ` Dave McCracken
2002-10-19 19:36 ` Dave McCracken
2002-10-20 4:20 ` Eric W. Biederman
2002-10-20 4:20 ` Eric W. Biederman
2002-10-20 6:18 ` Martin J. Bligh
2002-10-20 6:18 ` Martin J. Bligh
2002-10-21 14:55 ` Eric W. Biederman
2002-10-21 14:55 ` Eric W. Biederman
2002-10-21 15:21 ` Martin J. Bligh
2002-10-21 15:21 ` Martin J. Bligh
2002-10-22 3:54 ` Eric W. Biederman
2002-10-22 3:54 ` Eric W. Biederman
2002-10-22 5:55 ` Martin J. Bligh
2002-10-22 5:55 ` Martin J. Bligh
2002-10-22 16:09 ` Rik van Riel
2002-10-22 16:09 ` Rik van Riel
2002-10-22 16:14 ` Martin J. Bligh
2002-10-22 16:14 ` Martin J. Bligh
2002-10-22 18:06 ` Bill Davidsen
2002-10-22 18:06 ` Bill Davidsen
2002-10-22 19:02 ` Martin J. Bligh
2002-10-22 19:02 ` Martin J. Bligh
2002-10-22 19:21 ` Dave McCracken
2002-10-22 19:21 ` Dave McCracken
2002-10-24 10:50 ` Bill Davidsen
2002-10-24 10:50 ` Bill Davidsen
2002-10-24 14:22 ` Martin J. Bligh
2002-10-24 14:22 ` Martin J. Bligh
2002-10-24 14:38 ` Dave McCracken
2002-10-24 14:38 ` Dave McCracken
2002-10-24 14:51 ` Martin J. Bligh
2002-10-24 14:51 ` Martin J. Bligh
2002-10-25 17:31 ` Bill Davidsen
2002-10-25 17:31 ` Bill Davidsen
2002-10-24 10:42 ` Bill Davidsen
2002-10-24 10:42 ` Bill Davidsen
2002-10-22 17:19 ` Benjamin LaHaise
2002-10-22 17:19 ` Benjamin LaHaise
2002-10-22 17:36 ` Martin J. Bligh
2002-10-22 17:36 ` Martin J. Bligh
2002-10-22 17:45 ` Benjamin LaHaise
2002-10-22 17:45 ` Benjamin LaHaise
2002-10-22 17:56 ` Andrew Morton
2002-10-22 17:56 ` Andrew Morton
2002-10-22 18:01 ` Benjamin LaHaise
2002-10-22 18:01 ` Benjamin LaHaise
2002-10-22 19:03 ` Martin J. Bligh
2002-10-22 19:03 ` Martin J. Bligh
2002-10-22 20:23 ` Alan Cox
2002-10-22 20:23 ` Alan Cox
2002-10-22 21:33 ` Gerrit Huizenga
2002-10-22 21:33 ` Gerrit Huizenga
2002-10-22 18:22 ` Alan Cox
2002-10-22 18:22 ` Alan Cox
2002-10-22 18:47 ` Gerrit Huizenga
2002-10-22 18:47 ` Gerrit Huizenga
2002-10-22 18:55 ` Benjamin LaHaise
2002-10-22 18:55 ` Benjamin LaHaise
2002-10-22 19:27 ` Gerrit Huizenga
2002-10-22 19:27 ` Gerrit Huizenga
2002-10-22 19:29 ` Benjamin LaHaise
2002-10-22 19:29 ` Benjamin LaHaise
2002-10-22 19:56 ` Arjan van de Ven
2002-10-22 14:26 ` Rik van Riel
2002-10-22 14:26 ` Rik van Riel
2002-10-22 17:09 ` Andrew Morton
2002-10-22 17:09 ` Andrew Morton
2002-10-22 17:15 ` Rik van Riel
2002-10-22 17:15 ` Rik van Riel
2002-10-22 18:36 ` Dave McCracken
2002-10-22 18:36 ` Dave McCracken
2002-10-22 18:49 ` Andrew Morton
2002-10-22 18:49 ` Andrew Morton
2002-10-22 19:06 ` Gerrit Huizenga
2002-10-22 19:06 ` Gerrit Huizenga
2002-10-22 19:29 ` Dave McCracken
2002-10-22 19:29 ` Dave McCracken
2002-10-23 3:03 ` Andi Kleen [this message]
2002-10-23 3:10 ` Rik van Riel
2002-10-23 17:49 ` Gerrit Huizenga
[not found] ` <Pine.LNX.4.44L.0210221514430.1648-100000@duckman.distro.conecti va>
2002-10-22 19:11 ` Ulrich Drepper
2002-10-22 19:11 ` Ulrich Drepper
2002-10-22 19:29 ` Gerrit Huizenga
2002-10-22 19:29 ` Gerrit Huizenga
2002-10-22 18:45 ` Gerrit Huizenga
2002-10-22 18:45 ` Gerrit Huizenga
2002-10-22 17:54 ` Bill Davidsen
2002-10-22 17:54 ` Bill Davidsen
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=m3fzuxq2k5.fsf@averell.firstfloor.org \
--to=ak@muc.de \
--cc=akpm@digeo.com \
--cc=gh@us.ibm.com \
--cc=linux-kernel@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.